74 lines
2.4 KiB
Plaintext
74 lines
2.4 KiB
Plaintext
#
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# chipKIT Max32 board with SD card shield
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# =======================================
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# For details, see https://github.com/RetroBSD/retrobsd/wiki/Board-chipKIT-Max32
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#
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# To build the kernel, use:
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# cd sys/pic32/max32
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# kconfig Config
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# make clean
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# make
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#
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# Format of this file is described on page:
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# http://retrobsd.org/wiki/doku.php/doc/kconfig
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#
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architecture "pic32"
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cpu "PIC32MX7" # Processor variant
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board "MAX32" # Board type
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ldscript "max32/bootloader.ld" # Linker script
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# Standard system options
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options "CPU_KHZ=80000" # Oscillator frequency of CPU core
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options "BUS_KHZ=80000" # Frequency of peripheral bus
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options "BUS_DIV=1" # Bus clock divisor 1/2/4/8
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# LED
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signal "LED_KERNEL" pin RA3 # kernel activity indicator
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# Root filesystem at /dev/sd0a, swap at /dev/sd0b
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config unix root on sd0a
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swap on sd0b
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# Serial UART ports
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# Cannot use uart3, as it conflicts with spi2
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device uart1 # Serial-to-USB converter
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device uart2
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device uart4
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# Console options
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options "CONSOLE_DEVICE=tty0" # /dev/tty0
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# SPI ports
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controller spi2 # SD card
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# microSD card
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device sd0 at spi2 pin RC14 # select pin
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options "SD0_MHZ=10" # speed 10 MHz
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options "SD0_PORT=2" # at spi2 TODO: delete
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options "SD0_CS_PORT=TRISC" # for chip select... TODO: use flags
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options "SD0_CS_PIN=14" # ...use pin RC14 TODO: use flags
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# General purpose I/O ports
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# Flags define a mask of available pins
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# The following pins excluded:
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# RF2, RF8 - uart1
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# RF4, RF5 - uart2
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# RD14, RD15 - uart4
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# RG6, RG7, RG8, RC14 - spi2, SD card
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device gpio0 flags 0xc6ff # port A
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device gpio1 flags 0xffff # port B
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device gpio2 flags 0xb01e # port C
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device gpio3 flags 0x3fff # port D
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device gpio4 flags 0x03ff # port E
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device gpio5 flags 0x300b # port F
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device gpio6 flags 0xf20f # port G
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# ADC driver
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device adc
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# PWM driver
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device pwm
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# Skeleton driver
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#device skel
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